Mathematics, 24.06.2019 01:10, didraga777
The time between customer service calls to a computer-repair hotline follows an exponential distribution with an expectation of 2 minutes between calls. we collect calls for 40 minutes at random times during the month (a sample of size n=40). what is the probability that the mean of our sampling distribution will be greater than 2.2 minutes?
Answers: 3
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